Kiyoshi Hirata

Title: Kiyoshi Hirata: Innovator in Solid-State Imaging Technology

Introduction

Kiyoshi Hirata is a prominent inventor based in Kanagawa, Japan, known for his significant contributions to the field of solid-state imaging devices. With a total of 15 patents to his name, Hirata has made remarkable advancements that enhance the performance and reliability of imaging technologies.

Latest Patents

Hirata's latest patents include a solid-state imaging device featuring a channel stop region with multiple impurity regions in the depth direction. This innovative design incorporates channel stop sections formed through multiple impurity ion implanting processes. The four-layer impurity regions are strategically formed across the depth of a semiconductor substrate, ensuring that a P-type impurity region is established deep within the substrate. This configuration effectively prevents the incorrect movement of electric charges. Additionally, the design reduces the width of other four-layer impurity regions step by step across the substrate's depth, which helps maintain the charge storage region of the light receiving section, mitigating the effects of P-type impurity dispersion.

Career Highlights

Hirata is currently employed at Sony Corporation, where he continues to push the boundaries of imaging technology. His work has been instrumental in developing devices that are not only efficient but also reliable in various applications.

Collaborations

Hirata has collaborated with notable colleagues, including Yoshiaki Kitano and Hideshi Abe, contributing to the advancement of solid-state imaging technologies through teamwork and shared expertise.

Conclusion

Kiyoshi Hirata's innovative work in solid-state imaging devices has significantly impacted the field, showcasing his dedication to enhancing technology. His patents reflect a deep understanding of semiconductor processes and a commitment to improving imaging performance.